package com.wbsxch.example.springsecurity.config.authentication;

import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@Component
public class MyAuthenticationFailureHandler implements AuthenticationFailureHandler {
    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException {
        response.setHeader("Content-type", "text/html;charset=UTF-8");
        response.setCharacterEncoding("UTF-8");
        response.getWriter().println("登录失败");
    }
}
